<?php
class Color{
    protected $main_table = 'data_color';
	protected $main_id = 'color_id';
	protected $db = null;
	
	public function __construct($db){
		$this->db=$db;
	}
   
	public function __destruct(){
		unset($this->db);
	}
	public function get_table_name(){
	    return $this->main_table;
	    
	}	
	/**
	* 	insert color
	* 	@param array $data 
	* 	@return int affected count
	*/
	public function insert_data($data){
		if(!is_array($data))
		my_jump('输入的参数有误');
		$rows = $this->db->insert($this->main_table, $data);
		$insert_id = $this->db->getInsertId();
		$this->update_file();
		return $insert_id;	
	}
	
	/**
	* 	update color
	* 	@param array $data 
	* 	@param string $where 
	* 	@return int affected count
	*/
	public function update_data($data,$where){
		if(!is_array($data))
		my_jump('输入的参数有误');
		$result = $this->db->update($this->main_table,$data,$where);
		$this->update_file();
		return $result;
	}
	
	/**
	* 	delete color
	* 	@param string $where 
	* 	@return int affected count
	*/
	public function del_data($id){
		$result = $this->db->delete($this->main_table,$this->main_id."= '".$id."'");
		$this->update_file();
		return $result;
	}
	
	/**
	* 	get color info
	* 	@param int $id 
	*	@param array/string $field
	* 	@return array one row data
	*/
	public function get_data_row($id,$field='*'){
		if(!intval($id))
		my_jump('输入的参数有误!');
		$sql = "SELECT ".$field." FROM ".$this->main_table." WHERE ".$this->main_id."='".intval($id)."' ";
		$data = $this->db->getRow($sql);
		return $data;
	}	
	
	/**
	* 	get color array
	* 	@param string $where
	* 	@return array data
	*/
	public function get_data_array($where,$order='color_id DESC',$limit='10',$field='*'){
		$sql = "SELECT ".$field." FROM ".$this->main_table." WHERE ".$where." ORDER BY ".$order;
		if(intval($limit)){
			$sql .= " LIMIT ".$limit;
		}
		$data = $this->db->getAll($sql);
		return $data;
	} 	
	
	public function update_file(){
		$data = $this->get_data_array("1",'color_id DESC','','color_id,color_name');		
		if($data){
			$temp_ary = array();
			foreach($data as $k=>$v){
				$temp_ary[$v['color_id']] = $v['color_name'];
			}			
			$new_array = '$cf_color=';
			$new_array .= var_export($temp_ary,true);
			write_file(INFO_PATH.'cf_color.php',$new_array,"php");		
		}
		
	} 
	
		
}

?>